diff --git a/src/views/report/growthpathmap.vue b/src/views/report/growthpathmap.vue
index d2364d6e..b94cf8a1 100644
--- a/src/views/report/growthpathmap.vue
+++ b/src/views/report/growthpathmap.vue
@@ -226,7 +226,7 @@ export default {
         align: "center",
         width: 90,
         customRender: ({ record: { learningRatio } }) =>
-          `${learningRatio * 100}%`,
+          learningRatio ? `${learningRatio * 100}%` : "0%",
       },
       {
         title: "完成人数",